[streaming] Added performance test data copying script

flink-addons/flink-streaming/src/test/resources/Performance/copy-logged-files.sh

+#!/bin/bash
+toDir=$1
+
+if [ -d "${toDir}" ] ; then
+	for j in {0..2}
+	do
+		for i in $(ssh strato@192.168.201.16$j "ls strato-dist/log/counter/");
+			do scp strato@192.168.201.16$j:strato-dist/log/counter/$i $toDir/counter/$i-0$(expr $j + 1).csv;
+		done
+		for i in $(ssh strato@192.168.201.16$j "ls strato-dist/log/timer/");
+			do scp strato@192.168.201.16$j:strato-dist/log/timer/$i $toDir/timer/$i-0$(expr $j + 1).csv;
+		done
+	done
+else
+	echo "USAGE:"
+	echo "run <directory>"
+fi